<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        .output-area {
            border: 1px solid rgba(0,0,0,0.15);
            min-height: 22px;
            margin-top: 20px;
            font-size: 20px;
            line-height: 22px;
            color: blue;
        }
    </style>
</head>
<body>
<div class="container">
    <button id="start-btn">立即请求</button>
    <button  id="stop">停止</button>
    <div id="output-area" class="output-area"></div>
</div>
</body>
<script src="./script.js"></script>
</html>
